25212690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{613}}^1$

素因数の和:1083

約数の個数: 48

約数和(自身を含む): 65803608

約数和(自身を除く): 40590918

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 457, 613, 914, 1226, 1371, 1839, 2285, 2742, 3065, 3678, 4113, 4570, 5517, 6130, 6855, 8226, 9195, 11034, 13710, 18390, 20565, 27585, 41130, 55170, 280141, 560282, 840423, 1400705, 1680846, 2521269, 2801410, 4202115, 5042538, 8404230, 12606345, 25212690]

約数ペア:

[(1, 25212690), (2, 12606345), (3, 8404230), (5, 5042538), (6, 4202115), (9, 2801410), (10, 2521269), (15, 1680846), (18, 1400705), (30, 840423), (45, 560282), (90, 280141), (457, 55170), (613, 41130), (914, 27585), (1226, 20565), (1371, 18390), (1839, 13710), (2285, 11034), (2742, 9195), (3065, 8226), (3678, 6855), (4113, 6130), (4570, 5517)]